CN203014768U - Non-contact button switch for controlling work in positive direction and negative direction - Google Patents
Non-contact button switch for controlling work in positive direction and negative direction Download PDFInfo
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- CN203014768U CN203014768U CN 201320038908 CN201320038908U CN203014768U CN 203014768 U CN203014768 U CN 203014768U CN 201320038908 CN201320038908 CN 201320038908 CN 201320038908 U CN201320038908 U CN 201320038908U CN 203014768 U CN203014768 U CN 203014768U
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Abstract
The utility model provides a non-contact button switch for controlling work in the positive direction and the negative direction. The non-contact button switch for controlling work in the positive direction and the negative direction is mainly composed of a panel, an electronic element, a circuit board, an optical control assembly, push buttons and a rear cover. The push buttons are connected with slide rods. A slide rod a is protruded into a square-hole slide groove of an optical control assembly a. A slide rod a is protruded into a square-hole slide groove of an optical control assembly b. A slide rod c is protruded into a square-hole slide groove of an optical control assembly c. The front parts of the slide rods are provided with light holes respectively. When the push buttons are in original positions, infrared ray transmitting holes, infrared ray receiving holes and the light holes are arranged in a staggered manner. The slide rods block preventing light from getting through. After the push buttons are pressed down, the infrared ray transmitting holes, the infrared ray receiving holes and the light holes are aligned, so that light beams are allowed to get through. An up-going push button is protruded from an upper positioning hole of the panel. A down-going push button is protruded from a lower positioning hole of the panel. The stop push button is protruded from a middle positioning hole of the panel. According to the utility model, up-going, stop and down-going of a device are operated by utilizing the optical control assemblies and circuit is not provided with an actuating mechanism. The non-contact connection or disconnection is realized. And the non-contact button switch for controlling work in the positive direction and the negative direction is high in working reliability.
Description
Technical field
The utility model relates to push-button switch, specially refers to a kind of electric push button.
Background technology
Current, electronic switch is used widely, and greatly facilitates people's work and life.The main feature of electronic non-contact switch is there is no movable contact component, does not occur electric arc or spark during turn-on and turn-off, is swift in motion, and the life-span is long, and reliability is high, is fit to fire prevention, the particular surroundings such as explosion-proof, moistureproof is used.
In the equipment such as loop wheel machine, driving, lathe, all realize rising by the forward or reverse of motor or descend, operate forward or backward, the general contact button switch that adopts operates the forward or reverse that executive component makes motor, and the contact button switch is fragile and can not use in inflammable and explosive place.
Chinese patent notification number CN87210260U discloses a kind of " three-phase contactless two-direction switch ", by the switch magnetic controller, the switch main controller of three bidirectional triode thyristor combinations and the switch submaster controller that is made up by two bidirectional triode thyristors form, the switch magnetic controller is by suitable, stop, three switches that fall are controlled shelves, direct control switch main controller, each control end of switch submaster controller, when load need to forward be worked, the control end of three bidirectional triode thyristors of the direct control switch main controller of switch magnetic controller, make three bidirectional triode thyristor conductings of switch main controller, at this moment load is forward worked, when load need to be swung to work, the control end of two bidirectional triode thyristors of the direct control switch submaster controller of switch magnetic controller and the control end of the first bidirectional triode thyristor, make two bidirectional triode thyristors and the first bidirectional triode thyristor conducting of switch submaster controller, at this moment work is swung in load.The shortcoming that this patent exists is that the tongue tube of switch magnetic controller is fragile, when overload situations occurring, can not carry out overload protection, will make switch itself and load equipment cause damage.
Chinese patent notification number 2107736U discloses a kind of " Contactless explosion-proof switch ", be connected between the control utmost point G and anode A of ac thyristor by current-limiting resistance by tongue tube, shifted one's position by wearing rod drive permanent magnet by knob, in order to the contact of controlling tongue tube with separate, reach conducting or the cut-off of controlling bidirectional triode thyristor, make the switch loop connect or open, switch deciliter the time no-spark produce.Although this utility model has the characteristics that technique is simple, cost is low, but the tongue tube of its application is contact switch, the glass shell of tongue tube easily breaks, when the glass shell of tongue tube breaks, switch will be damaged maybe can not do the flame-proof switch use, and also there is the shortcoming of poor reliability in tongue tube.
Chinese patent Granted publication CN 2565202Y discloses the utility model patent of a kind of " Zero voltage contactless explosion-proof switch ", formed by semiconductor device pressure transducer, amplitude limiter circuit, voltage follower, comparator, trigger, coupler, zero cross detection circuit and power electronic element, by make voltage signal of its output by piezoelectric ceramic, through amplitude limiter circuit, its signal voltage is limited to 0.7V and is used for the trigger switch opening and closing with interior, realized the contactless control of control loop and load circuit.This utility model adopts pressure signal to trigger, solved the drawback that mechanical contact is still arranged in control circuit, but the shortcoming that exists is that circuit easily produces false triggering, because piezoelectric ceramic has highstrung characteristic, can convert sound wave and faint mechanical oscillation to the signal of telecommunication, the signal amplitude that thunder, vehicle noise and ground vibration produce will make the comparator of circuit hard to distinguish between the true and false, and therefore, this switch easily is interfered and causes to open by mistake and open or cut out by mistake.
The utility model content
The utility model be to provide a kind of safe and reliable, not fragile, can not produce to open by mistake and open or contactless falling along push-button switch that mistake is closed, be fit to the particular surroundingss such as fire prevention, explosion-proof, waterproof and use.
of the present utility model a kind of contactless along push-button switch, mainly by panel (24), electronic component, circuit board (10), light-operated assembly a(7), light-operated assembly b(12), light-operated assembly c(15), up button (26), stop button (23), descending button (19) and back cover (2) form, light-operated assembly a(7), light-operated assembly b(12), light-operated assembly c(15) and electronic component be arranged on circuit board (10), circuit board (10) is arranged in back cover (2), and back cover (2) is arranged on panel (24), respectively there is the button location hole at the position, upper, middle and lower of panel (24), and the inboard of panel (24) is useful on the screw (27) that back cover (2) is installed, light-operated assembly a(7), light-operated assembly b(12) and light-operated assembly c(15) be rectangular structure, light-operated assembly a(7), light-operated assembly b(12) and light-operated assembly c(15) on the infrared emitting hole is respectively arranged, infrared receiving aperture and square hole chute, infrared emitting hole and infrared receiving aperture be corresponding the setting linearly, the square hole chute vertically passes between infrared emitting hole and infrared receiving aperture, installation infrared line transmitting tube in the infrared emitting hole, infrared emission tube points to infrared receiving aperture, installation infrared line receiving tube in infrared receiving aperture, infrared receiver tube is towards the infrared emitting hole, up button (26), descending button (19) and stop button (23) are respectively the circle structure, up button is connected with slide bar a(25 on (26)), descending button is connected with slide bar c(21 on (19)), stop button is connected with slide bar b(22 on (23)), slide bar a(25), slide bar b(22) and slide bar c(21) be cube structure, slide bar a(25) extend into light-operated assembly a(7) the square hole chute in, slide bar b(22) extend into light-operated assembly b(12) the square hole chute in, slide bar c(21) extend into light-operated assembly c(15) the square hole chute in, the front portion of each slide bar is inserted between infrared emitting hole and infrared receiving aperture, there is loophole the front portion of each slide bar, button is in position the time, the infrared emitting hole, shift to install between infrared receiving aperture and loophole, slide bar stops that light passes through, when pressing the button, the infrared emitting hole, loophole and infrared receiving aperture be coordination linearly, light is passed through, the rear portion of each slide bar is equipped with helical spring, and helical spring is the back-moving spring of each button, helical spring compression travel at the tail end of slide bar between the end face of light-operated assembly, up button (26) stretches out from the top location hole of panel (24), and descending button (19) is stretched out from the bottom location hole of panel (24), and stop button (23) stretches out from the middle part location hole of panel (24).
In the utility model, electronic line structure on circuit board (10) is: the phase line input (L) of AC power is connected to the first pin of dropping resistor (R01), the crus secunda of dropping resistor (R01) is connected to the first pin of decompression capacitor (C01), and the crus secunda of decompression capacitor (C01) is connected to an ac input end of bridge rectifier (VD1-4); The neutral line input (N) of AC power is connected to another ac input end of bridge rectifier (VD1-4); The negative pole of bridge rectifier (VD1-4) is held with being connected to, the positive pole of bridge rectifier (VD1-4) is connected to the anode of power supply indicator (VD05), the negative electrode of power supply indicator (VD05) is connected to the positive pole of filtering capacitor (C02) and the negative electrode of voltage stabilizing didoe (VD06), the anodic bonding of the negative pole of filtering capacitor (C02) and voltage stabilizing didoe (VD06) is to ground end, and the positive pole of the negative electrode of power supply indicator (VD05), filtering capacitor (C02) is connected VD06 with voltage stabilizing didoe) negative electrode consist of the positive pole of working power after connecting; The positive pole of working power is connected to infraluminescence pipe a(VD11 simultaneously) anode, infrared receiving tube a(VD12) negative electrode, switch triode a(VT1) collector electrode, infraluminescence pipe b(VD21) anode, infrared receiving tube b(VD22) negative electrode, switch triode b(VT2) collector electrode, infraluminescence pipe c(VD31) anode, infrared receiving tube c(VD32) negative electrode and switch triode c(VT3) collector electrode; Infraluminescence pipe a(VD11) negative electrode is connected to current-limiting resistance a(R11) the first pin, current-limiting resistance a(R11) crus secunda hold with being connected to; Infrared receiving tube a(VD12) anodic bonding is to being close to road resistance a(R12) the first pin, bypass capasitor a(C11) positive pole and switch triode a(VT1) base stage, be close to road resistance a(R12) crus secunda and bypass capasitor a(C11) negative pole hold with being connected to; Switch triode a(VT1) emitter is connected to not gate a(IC1) input, interlocking diode c(VD24) anode and interlocking diode f(VD34) anode; Not gate a(IC1) output is connected to isolating diode a(VD13) anode, isolating diode a(VD13) negative electrode, interlocking diode a(VD14) negative electrode, interlocking diode b(VD15) negative electrode and be close to road resistance b(R14) the first pin jointly be connected to not gate b(IC2) input, be close to road resistance b(R14) crus secunda hold with being connected to; Not gate b(IC2) output is connected to self-locking resistance a(R13) the first pin, current-limiting resistance b(R15) the first pin and current-limiting resistance c(R16) the first pin, self-locking resistance a(R13) crus secunda and receive not gate a(IC1) input; Current-limiting resistance b(R15) crus secunda is connected to the anode of up indicator light (VD16), and the negative electrode of up indicator light (VD16) is held with being connected to; Current-limiting resistance c(R16) crus secunda is connected to uplink control signal output (V02); Infraluminescence pipe b(VD21) negative electrode is connected to current-limiting resistance d(R21) the first pin, current-limiting resistance d(R21) crus secunda hold with being connected to; Infrared receiving tube b(VD22) anodic bonding is to being close to road resistance c(R22) the first pin, bypass capasitor b(C21) positive pole and switch triode b(VT2) base stage, be close to road resistance c(R22) crus secunda and bypass capasitor b(C21) negative pole hold with being connected to; Switch triode b(VT2) emitter is connected to not gate c(IC3) input, interlocking diode a(VD14) anode and interlocking diode e(VD33) anode; Not gate c(IC3) output is connected to isolating diode b(VD23) anode, isolating diode b(VD23) negative electrode, interlocking diode c(VD24) negative electrode, interlocking diode d(VD25) negative electrode and be close to road resistance d(R24) the first pin jointly be connected to not gate d(IC4) input, be close to road resistance d(R24) crus secunda hold with being connected to; Not gate d(IC4) output is connected to self-locking resistance b(R23) the first pin, self-locking resistance b(R23) crus secunda and meet not gate c(IC3) input; Infraluminescence pipe c(VD31) negative electrode is connected to current-limiting resistance e(R31) the first pin, current-limiting resistance e(R31) crus secunda hold with being connected to; Infrared receiving tube c(VD32) anodic bonding is to being close to road resistance e(R32) the first pin, bypass capasitor c(C31) positive pole and switch triode c(VT3) base stage, be close to road resistance e(R32) crus secunda and bypass capasitor c(C31) negative pole hold with being connected to; Switch triode c(VT3) emitter is connected to not gate e(IC5) input, interlocking diode b(VD15) anode and interlocking diode d(VD25) anode; Not gate e(IC5) output is connected to isolating diode c(VD35) anode, isolating diode c(VD35) negative electrode, interlocking diode e(VD33) negative electrode, interlocking diode f(VD34) negative electrode and be close to road resistance f(R33) the first pin jointly be connected to not gate f(IC6) input, be close to road resistance f(R33) crus secunda hold with being connected to; Not gate f(IC6) output is connected to self-locking resistance c(R34) the first pin, current-limiting resistance f(R35) the first pin and current-limiting resistance g(R36) the first pin, self-locking resistance c(R34) crus secunda and receive not gate e(IC5) input; Current-limiting resistance f(R35) crus secunda is connected to the anode of descending indicator light (VD36), and the negative electrode of descending indicator light (VD36) is held with being connected to; Current-limiting resistance g(R36) crus secunda is connected to downgoing control signal output (V04).
In the utility model, on up button (26), stop button (23) and descending button (19), bulge loop is arranged respectively, bulge loop makes each button spacing on panel (24); Slide bar a(25), slide bar b(22) and slide bar c(21) width greater than the diameter of infrared emitting hole and infrared receiving aperture.
In above-mentioned utility model, power supply indicator (VD05), up indicator light (VD16) and descending indicator light (VD36) are arranged on panel (24), and pin leads is connected on circuit board (10).
in circuit of the present utility model, dropping resistor (R01) and decompression capacitor (C01) consist of reduction voltage circuit, and dropping resistor (R01) and decompression capacitor (C01) series connection are used, and can avoid impulse current to damage decompression capacitor (C01), bridge rectifier (VD1-4) is comprised of four rectifier diodes, the alternating current 220V power supply is after step-down, rectification, filtering and voltage stabilizing, offer circuit and make the work power supply, the voltage of working power depends on the voltage stabilizing value of voltage stabilizing didoe (VD06), during concrete enforcement, select the voltage stabilizing didoe of 12V, the utility model adopts light-operated assembly to realize actuating signal is changed into photosignal, there is no actuating mechanism and contact in circuit, make push-button switch structure simply, not fragile, safe and reliable and be adapted at explosion-proof, fireproof occasions and use, adopt 6 not circuits to consist of in circuit up, descending, stop three road self-lock switchs, two not circuits of every route are connected in series and form self-lock switch by two ends that a resistance is connected across two not circuits, during concrete enforcement, select the cmos digital integrated circuit of a CC4069 or CC40106 hex inverter to serve as, make simple circuit reliable, the utility model adopts interlocking diode a(VD14), interlocking diode b(VD15), interlocking diode c(VD24), interlocking diode d(VD25) interlock diode e(VD33) and interlocking diode f(VD34) interlocking of formation three-way switch, make three road self-lock switchs to open one the tunnel, guarantee the equipment normal operation, the effect that isolating diode is set at the output of first not circuit of every group of self-lock switch is to prevent from that interlocking signal from pouring in down a chimney to be close to the road into the output of first not circuit and to fall.
in above-mentioned utility model, when pressing up button (26), slide bar a(25) loophole and light-operated assembly a(7) the infrared emitting hole, the infrared receiving aperture coordination that is in line, infraluminescence pipe a(VD11) infrared light emission is to infrared receiving tube a(VD12) on, make infrared receiving tube a(VD12) conducting, thereby make switch triode a(VT1) conducting, switch triode a(VT1) emitter output high level is to not gate a(IC1) input, make not gate a(IC1) output be low level, thereby make not gate b(IC2) input be low level, not gate b(IC2) output is high level, make uplink control signal output (V02) that the control Voltage-output be arranged, at this moment, not gate b(IC2) high level of output is by self-locking resistance a(R13) feed back to not gate a(IC1) input, make not gate a(IC1) input keep high level, realize self-locking, at this moment, after unclamping up button (26), circuit state remains unchanged, switch triode a(VT1) high level of emitter output arrives interlocking diode c(VD24 simultaneously) anode and interlocking diode f(VD34) anode, make respectively not gate d(IC4) and not gate f(IC6) input is high level, thereby pin not gate d(IC4) and not gate f(IC6) output be low level, make downgoing control signal output (V04) not control Voltage-output, not gate d(IC4) and not gate f(IC6) output respectively by self-locking resistance b(R23), self-locking resistance c(R34) make simultaneously not gate c(IC3), not gate e(IC5) input keeps low level, in like manner, when pressing stop button (23), make not gate d(IC4) output be high level in, pin not gate b(IC2) and not gate f(IC6) output be low level, uplink control signal output (V02) and downgoing control signal output (V04) are not all controlled Voltage-output, when pressing descending button (19), make not gate f(IC6) output be high level, make downgoing control signal output (V04) output control voltage, simultaneously, pin not gate b(IC2) and not gate d(IC4) output be low level, make uplink control signal output (V02) not control Voltage-output.
The beneficial effects of the utility model are: utilize light-operated assembly come operating equipment up, stop or descending, circuit does not have actuating mechanism, simple in structure, make switch not fragile, reliable operation, the switch generation is opened by mistake open or the mistake shutoff operation, realize contactless being switched on or switched off, make switch can be adapted at fire prevention, the use of explosion-proof particular surroundings.
Description of drawings
Fig. 1 is a kind of contactless suitable push-button switch structure figure of falling of the present utility model.
Fig. 2 is of the present utility model a kind of contactless along the push-button switch circuit diagram.
in figure: 1. cable, 2. back cover, 3. back cover installing hole, 5. infrared emitting hole, 6. square hole chute, 7. light-operated assembly a, 8. infrared receiving aperture, 10. circuit board, 12. light-operated assembly b, 15. light-operated assembly c, 17. loophole, 18. helical spring, 19. descending button, 20. the bulge loop of button, 21. slide bar c, 22. slide bar b, 23. stop button, 24. panel, 25. slide bar a, 26. up button, 27. screw, 28. bolt, VD1-4. bridge rectifier, VD05. power supply indicator, VD06. voltage stabilizing didoe, VD11. infraluminescence pipe a, VD12. infrared receiving tube a, VD13. isolating diode a, VD14. interlock diode a, VD15. interlock diode b, VD16. up indicator light, VD21. infraluminescence pipe b, VD22. infrared receiving tube b, VD23. isolating diode b, VD24. interlock diode c, VD25. interlock diode d, VD31. infraluminescence pipe c, VD32. infrared receiving tube c, VD33. interlock diode e, VD34. interlock diode f, VD35. isolating diode c, VD36. descending indicator light, R01. dropping resistor, R11. current-limiting resistance a, R12. be close to road resistance a, R13. self-locking resistance a, R14. be close to road resistance b, R15. current-limiting resistance b, R16. current-limiting resistance c, R21. current-limiting resistance d, R22. be close to road resistance c, R23. self-locking resistance b, R24. be close to road resistance d, R31. current-limiting resistance e, R32. be close to road resistance e, R33. be close to road resistance f, R34. self-locking resistance c, R35. current-limiting resistance f, R36. current-limiting resistance g, C01. decompression capacitor, C02. filtering capacitor, C11. bypass capasitor a, C21. bypass capasitor b, C31. bypass capasitor c, VT1. switch triode a, VT2. switch triode b, VT3. switch triode c, IC1. not gate a, IC2. not gate b, IC3. not gate c, IC4. not gate d, IC5. not gate e, IC6. not gate f, L. the phase line input of AC power, N. the neutral line input of AC power, V02. uplink control signal output, V04. downgoing control signal output, G02. end interface.
Embodiment
in execution mode illustrated in figures 1 and 2, contactless falling along push-button switch mainly by panel (24), electronic component, circuit board (10), light-operated assembly a(7), light-operated assembly b(12), light-operated assembly c(15), up button (26), stop button (23), descending button (19) and back cover (2) form, light-operated assembly a(7), light-operated assembly b(12), light-operated assembly c(15) and electronic component be arranged on circuit board (10), circuit board (10) is arranged in back cover (2), and back cover (2) is arranged on panel (24), respectively there is the button location hole at the position, upper, middle and lower of panel (24), the inboard of panel (24) is useful on the screw (27) that back cover (2) is installed, power supply indicator (VD05), up indicator light (VD16) and descending indicator light (VD36) are arranged on the front of panel (24), and the pin leads of power supply indicator (VD05), up indicator light (VD16) and descending indicator light (VD36) is connected on circuit board (10), light-operated assembly a(7), light-operated assembly b(12) and light-operated assembly c(15) be rectangular structure, light-operated assembly a(7), light-operated assembly b(12) and light-operated assembly c(15) on the infrared emitting hole is respectively arranged, infrared receiving aperture and square hole chute, infrared emitting hole and infrared receiving aperture be corresponding the setting linearly, the square hole chute vertically passes between infrared emitting hole and infrared receiving aperture, installation infrared line transmitting tube in the infrared emitting hole, infrared emission tube points to infrared receiving aperture, installation infrared line receiving tube in infrared receiving aperture, infrared receiver tube is towards the infrared emitting hole, up button (26), descending button (19) and stop button (23) are respectively the circle structure, up button (26), on stop button (23) and descending button (19), bulge loop is arranged respectively, bulge loop makes each button spacing on panel (24), up button is connected with slide bar a(25 on (26)), descending button is connected with slide bar c(21 on (19)), stop button is connected with slide bar b(22 on (23)), slide bar a(25), slide bar b(22) and slide bar c(21) be cube structure, slide bar a(25), slide bar b(22) and slide bar c(21) width greater than the diameter of infrared emitting hole and infrared receiving aperture, slide bar a(25) extend into light-operated assembly a(7) the square hole chute in, slide bar b(22) extend into light-operated assembly b(12) the square hole chute in, slide bar c(21) extend into light-operated assembly c(15) the square hole chute in, the front portion of each slide bar is inserted between infrared emitting hole and infrared receiving aperture, there is loophole the front portion of each slide bar, button is in position the time, the infrared emitting hole, shift to install between infrared receiving aperture and loophole, slide bar stops that light passes through, when pressing the button, the infrared emitting hole, loophole and infrared receiving aperture be coordination linearly, light is passed through, the rear portion of each slide bar is equipped with helical spring, and helical spring is the back-moving spring of each button, helical spring compression travel at the tail end of slide bar between the end face of light-operated assembly, up button (26) stretches out from the top location hole of panel (24), and descending button (19) is stretched out from the bottom location hole of panel (24), and stop button (23) stretches out from the middle part location hole of panel (24).
In the present embodiment, electronic line structure on circuit board (10) is: the phase line input (L) of AC power is connected to the first pin of dropping resistor (R01), the crus secunda of dropping resistor (R01) is connected to the first pin of decompression capacitor (C01), and the crus secunda of decompression capacitor (C01) is connected to an ac input end of bridge rectifier (VD1-4); The neutral line input (N) of AC power is connected to another ac input end of bridge rectifier (VD1-4); The negative pole of bridge rectifier (VD1-4) is held with being connected to, the positive pole of bridge rectifier (VD1-4) is connected to the anode of power supply indicator (VD05), the negative electrode of power supply indicator (VD05) is connected to the positive pole of filtering capacitor (C02) and the negative electrode of voltage stabilizing didoe (VD06), the anodic bonding of the negative pole of filtering capacitor (C02) and voltage stabilizing didoe (VD06) is to ground end, and the positive pole of the negative electrode of power supply indicator (VD05), filtering capacitor (C02) is connected VD06 with voltage stabilizing didoe) negative electrode consist of the positive pole of working power after connecting; The positive pole of working power is connected to infraluminescence pipe a(VD11 simultaneously) anode, infrared receiving tube a(VD12) negative electrode, switch triode a(VT1) collector electrode, infraluminescence pipe b(VD21) anode, infrared receiving tube b(VD22) negative electrode, switch triode b(VT2) collector electrode, infraluminescence pipe c(VD31) anode, infrared receiving tube c(VD32) negative electrode and switch triode c(VT3) collector electrode; Infraluminescence pipe a(VD11) negative electrode is connected to current-limiting resistance a(R11) the first pin, current-limiting resistance a(R11) crus secunda hold with being connected to; Infrared receiving tube a(VD12) anodic bonding is to being close to road resistance a(R12) the first pin, bypass capasitor a(C11) positive pole and switch triode a(VT1) base stage, be close to road resistance a(R12) crus secunda and bypass capasitor a(C11) negative pole hold with being connected to; Switch triode a(VT1) emitter is connected to not gate a(IC1) input, interlocking diode c(VD24) anode and interlocking diode f(VD34) anode; Not gate a(IC1) output is connected to isolating diode a(VD13) anode, isolating diode a(VD13) negative electrode, interlocking diode a(VD14) negative electrode, interlocking diode b(VD15) negative electrode and be close to road resistance b(R14) the first pin jointly be connected to not gate b(IC2) input, be close to road resistance b(R14) crus secunda hold with being connected to; Not gate b(IC2) output is connected to self-locking resistance a(R13) the first pin, current-limiting resistance b(R15) the first pin and current-limiting resistance c(R16) the first pin, self-locking resistance a(R13) crus secunda and receive not gate a(IC1) input; Current-limiting resistance b(R15) crus secunda is connected to the anode of up indicator light (VD16), and the negative electrode of up indicator light (VD16) is held with being connected to; Current-limiting resistance c(R16) crus secunda is connected to uplink control signal output (V02); Infraluminescence pipe b(VD21) negative electrode is connected to current-limiting resistance d(R21) the first pin, current-limiting resistance d(R21) crus secunda hold with being connected to; Infrared receiving tube b(VD22) anodic bonding is to being close to road resistance c(R22) the first pin, bypass capasitor b(C21) positive pole and switch triode b(VT2) base stage, be close to road resistance c(R22) crus secunda and bypass capasitor b(C21) negative pole hold with being connected to; Switch triode b(VT2) emitter is connected to not gate c(IC3) input, interlocking diode a(VD14) anode and interlocking diode e(VD33) anode; Not gate c(IC3) output is connected to isolating diode b(VD23) anode, isolating diode b(VD23) negative electrode, interlocking diode c(VD24) negative electrode, interlocking diode d(VD25) negative electrode and be close to road resistance d(R24) the first pin jointly be connected to not gate d(IC4) input, be close to road resistance d(R24) crus secunda hold with being connected to; Not gate d(IC4) output is connected to self-locking resistance b(R23) the first pin, self-locking resistance b(R23) crus secunda and meet not gate c(IC3) input; Infraluminescence pipe c(VD31) negative electrode is connected to current-limiting resistance e(R31) the first pin, current-limiting resistance e(R31) crus secunda hold with being connected to; Infrared receiving tube c(VD32) anodic bonding is to being close to road resistance e(R32) the first pin, bypass capasitor c(C31) positive pole and switch triode c(VT3) base stage, be close to road resistance e(R32) crus secunda and bypass capasitor c(C31) negative pole hold with being connected to; Switch triode c(VT3) emitter is connected to not gate e(IC5) input, interlocking diode b(VD15) anode and interlocking diode d(VD25) anode; Not gate e(IC5) output is connected to isolating diode c(VD35) anode, isolating diode c(VD35) negative electrode, interlocking diode e(VD33) negative electrode, interlocking diode f(VD34) negative electrode and be close to road resistance f(R33) the first pin jointly be connected to not gate f(IC6) input, be close to road resistance f(R33) crus secunda hold with being connected to; Not gate f(IC6) output is connected to self-locking resistance c(R34) the first pin, current-limiting resistance f(R35) the first pin and current-limiting resistance g(R36) the first pin, self-locking resistance c(R34) crus secunda and receive not gate e(IC5) input; Current-limiting resistance f(R35) crus secunda is connected to the anode of descending indicator light (VD36), and the negative electrode of descending indicator light (VD36) is held with being connected to; Current-limiting resistance g(R36) crus secunda is connected to downgoing control signal output (V04).
When the present embodiment uses, the phase line input (L) of AC power and the neutral line input (N) of AC power are connected on the alternating current 220V power supply lines, uplink control signal output (V02) is connected to the motor forward control end of executive component, downgoing control signal output (V04) is connected to the motor reversal control end of executive component, ground end interface (G02) is connected to the ground end interface of executive component, when needs carry out the upstream or downstream operation, by up button (26) or descending button (19), make the operation of motor forward or reverse.Described executive component comprises motor positive and inverse control module, solid-state relay and A.C. contactor.
in the present embodiment, bridge rectifier (VD1-4), isolating diode a(VD13), isolating diode b(VD23), isolating diode c(VD35), interlocking diode a(VD14), interlocking diode b(VD15), interlocking diode c(VD24), interlocking diode d(VD25), interlocking diode e(VD33) and interlock diode f(VD34) select the silicon rectifier diode of 1N4001, voltage stabilizing didoe (VD06) is selected the silicon voltage regulator diode of 12V/1W, power supply indicator (VD05), up indicator light (VD16) and descending indicator light (VD36) are selected the LED light-emitting diode of 5 millimeters of diameters, infraluminescence pipe a(VD11), infraluminescence pipe b(VD21) and infraluminescence pipe c(VD31) select the infrared emission tube of 3 millimeters of diameters, infrared receiving tube a(VD12), infrared receiving tube b(VD22) and infrared receiving tube c(VD32) select the infrared receiver tube of 3 millimeters of diameters, dropping resistor (R01) is selected the carbon resistance film of 300 Ω/1W, current-limiting resistance a(R11), current-limiting resistance b(R15), current-limiting resistance c(R16), current-limiting resistance d(R21), current-limiting resistance e(R31), current-limiting resistance f(R35) and current-limiting resistance g(R36) select carbon resistance film or the metalfilmresistor of 3.3K Ω/0.25W, be close to road resistance a(R12), be close to road resistance b(R14), be close to road resistance c(R22), be close to road resistance d(R24), be close to road resistance e(R32) and be close to road resistance f(R33) select carbon resistance film or the metalfilmresistor of 100K Ω/0.25W, self-locking resistance a(R13), self-locking resistance b(R23) and self-locking resistance c(R34) select carbon resistance film or the metalfilmresistor of 10K Ω/0.25W, decompression capacitor (C01) is selected the polypropylene film capacitor of 0.33uF/630V, filtering capacitor (C02) is selected the electrolytic capacitor of 220uF/25V, bypass capasitor a(C11), bypass capasitor b(C21) and bypass capasitor c(C31) select ceramic disc capacitor device or the monolithic capacitor of 0.1uF/50V, switch triode a(VT1), switch triode b(VT2) and switch triode c(VT3) select the silicon triode of S9013, not gate a(IC1), not gate b(IC2), not gate c(IC3), not gate d(IC4), not gate e(IC5) and not gate f(IC6) select the cmos digital integrated circuit of a CC4069 hex inverter or CC40106 six Schmidt triggers (hex inverter).
Claims (3)
1. contactless falling along push-button switch, it is characterized in that push-button switch is mainly by panel (24), electronic component, circuit board (10), light-operated assembly a(7), light-operated assembly b(12), light-operated assembly c(15), up button (26), stop button (23), descending button (19) and back cover (2) form, light-operated assembly a(7), light-operated assembly b(12), light-operated assembly c(15) and electronic component be arranged on circuit board (10), circuit board (10) is arranged in back cover (2), and back cover (2) is arranged on panel (24), respectively there is the button location hole at the position, upper, middle and lower of panel (24), and the inboard of panel (24) is useful on the screw (27) that back cover (2) is installed, light-operated assembly a(7), light-operated assembly b(12) and light-operated assembly c(15) be rectangular structure, light-operated assembly a(7), light-operated assembly b(12) and light-operated assembly c(15) on the infrared emitting hole is respectively arranged, infrared receiving aperture and square hole chute, infrared emitting hole and infrared receiving aperture be corresponding the setting linearly, the square hole chute vertically passes between infrared emitting hole and infrared receiving aperture, installation infrared line transmitting tube in the infrared emitting hole, infrared emission tube points to infrared receiving aperture, installation infrared line receiving tube in infrared receiving aperture, infrared receiver tube is towards the infrared emitting hole, up button (26), descending button (19) and stop button (23) are respectively the circle structure, up button is connected with slide bar a(25 on (26)), descending button is connected with slide bar c(21 on (19)), stop button is connected with slide bar b(22 on (23)), slide bar a(25), slide bar b(22) and slide bar c(21) be cube structure, slide bar a(25) extend into light-operated assembly a(7) the square hole chute in, slide bar b(22) extend into light-operated assembly b(12) the square hole chute in, slide bar c(21) extend into light-operated assembly c(15) the square hole chute in, the front portion of each slide bar is inserted between infrared emitting hole and infrared receiving aperture, there is loophole the front portion of each slide bar, button is in position the time, the infrared emitting hole, shift to install between infrared receiving aperture and loophole, slide bar stops that light passes through, when pressing the button, the infrared emitting hole, loophole and infrared receiving aperture be coordination linearly, light is passed through, the rear portion of each slide bar is equipped with helical spring, and helical spring is the back-moving spring of each button, helical spring compression travel at the tail end of slide bar between the end face of light-operated assembly, up button (26) stretches out from the top location hole of panel (24), and descending button (19) is stretched out from the bottom location hole of panel (24), and stop button (23) stretches out from the middle part location hole of panel (24),
Electronic line structure on circuit board (10) is: the phase line input (L) of AC power is connected to the first pin of dropping resistor (R01), the crus secunda of dropping resistor (R01) is connected to the first pin of decompression capacitor (C01), and the crus secunda of decompression capacitor (C01) is connected to an ac input end of bridge rectifier (VD1-4); The neutral line input (N) of AC power is connected to another ac input end of bridge rectifier (VD1-4); The negative pole of bridge rectifier (VD1-4) is held with being connected to, the positive pole of bridge rectifier (VD1-4) is connected to the anode of power supply indicator (VD05), the negative electrode of power supply indicator (VD05) is connected to the positive pole of filtering capacitor (C02) and the negative electrode of voltage stabilizing didoe (VD06), the anodic bonding of the negative pole of filtering capacitor (C02) and voltage stabilizing didoe (VD06) is to ground end, and the positive pole of the negative electrode of power supply indicator (VD05), filtering capacitor (C02) is connected VD06 with voltage stabilizing didoe) negative electrode consist of the positive pole of working power after connecting; The positive pole of working power is connected to infraluminescence pipe a(VD11 simultaneously) anode, infrared receiving tube a(VD12) negative electrode, switch triode a(VT1) collector electrode, infraluminescence pipe b(VD21) anode, infrared receiving tube b(VD22) negative electrode, switch triode b(VT2) collector electrode, infraluminescence pipe c(VD31) anode, infrared receiving tube c(VD32) negative electrode and switch triode c(VT3) collector electrode; Infraluminescence pipe a(VD11) negative electrode is connected to current-limiting resistance a(R11) the first pin, current-limiting resistance a(R11) crus secunda hold with being connected to; Infrared receiving tube a(VD12) anodic bonding is to being close to road resistance a(R12) the first pin, bypass capasitor a(C11) positive pole and switch triode a(VT1) base stage, be close to road resistance a(R12) crus secunda and bypass capasitor a(C11) negative pole hold with being connected to; Switch triode a(VT1) emitter is connected to not gate a(IC1) input, interlocking diode c(VD24) anode and interlocking diode f(VD34) anode; Not gate a(IC1) output is connected to isolating diode a(VD13) anode, isolating diode a(VD13) negative electrode, interlocking diode a(VD14) negative electrode, interlocking diode b(VD15) negative electrode and be close to road resistance b(R14) the first pin jointly be connected to not gate b(IC2) input, be close to road resistance b(R14) crus secunda hold with being connected to; Not gate b(IC2) output is connected to self-locking resistance a(R13) the first pin, current-limiting resistance b(R15) the first pin and current-limiting resistance c(R16) the first pin, self-locking resistance a(R13) crus secunda and receive not gate a(IC1) input; Current-limiting resistance b(R15) crus secunda is connected to the anode of up indicator light (VD16), and the negative electrode of up indicator light (VD16) is held with being connected to; Current-limiting resistance c(R16) crus secunda is connected to uplink control signal output (V02); Infraluminescence pipe b(VD21) negative electrode is connected to current-limiting resistance d(R21) the first pin, current-limiting resistance d(R21) crus secunda hold with being connected to; Infrared receiving tube b(VD22) anodic bonding is to being close to road resistance c(R22) the first pin, bypass capasitor b(C21) positive pole and switch triode b(VT2) base stage, be close to road resistance c(R22) crus secunda and bypass capasitor b(C21) negative pole hold with being connected to; Switch triode b(VT2) emitter is connected to not gate c(IC3) input, interlocking diode a(VD14) anode and interlocking diode e(VD33) anode; Not gate c(IC3) output is connected to isolating diode b(VD23) anode, isolating diode b(VD23) negative electrode, interlocking diode c(VD24) negative electrode, interlocking diode d(VD25) negative electrode and be close to road resistance d(R24) the first pin jointly be connected to not gate d(IC4) input, be close to road resistance d(R24) crus secunda hold with being connected to; Not gate d(IC4) output is connected to self-locking resistance b(R23) the first pin, self-locking resistance b(R23) crus secunda and meet not gate c(IC3) input; Infraluminescence pipe c(VD31) negative electrode is connected to current-limiting resistance e(R31) the first pin, current-limiting resistance e(R31) crus secunda hold with being connected to; Infrared receiving tube c(VD32) anodic bonding is to being close to road resistance e(R32) the first pin, bypass capasitor c(C31) positive pole and switch triode c(VT3) base stage, be close to road resistance e(R32) crus secunda and bypass capasitor c(C31) negative pole hold with being connected to; Switch triode c(VT3) emitter is connected to not gate e(IC5) input, interlocking diode b(VD15) anode and interlocking diode d(VD25) anode; Not gate e(IC5) output is connected to isolating diode c(VD35) anode, isolating diode c(VD35) negative electrode, interlocking diode e(VD33) negative electrode, interlocking diode f(VD34) negative electrode and be close to road resistance f(R33) the first pin jointly be connected to not gate f(IC6) input, be close to road resistance f(R33) crus secunda hold with being connected to; Not gate f(IC6) output is connected to self-locking resistance c(R34) the first pin, current-limiting resistance f(R35) the first pin and current-limiting resistance g(R36) the first pin, self-locking resistance c(R34) crus secunda and receive not gate e(IC5) input; Current-limiting resistance f(R35) crus secunda is connected to the anode of descending indicator light (VD36), and the negative electrode of descending indicator light (VD36) is held with being connected to; Current-limiting resistance g(R36) crus secunda is connected to downgoing control signal output (V04).
2. a kind of contactless suitable push-button switch according to claim 1, is characterized in that on up button (26), stop button (23) and descending button (19), bulge loop being arranged respectively, and bulge loop makes each button spacing on panel (24).
3. a kind of contactless falling along push-button switch according to claim 1, is characterized in that slide bar a(25), slide bar b(22) and slide bar c(21) width greater than the diameter of infrared emitting hole and infrared receiving aperture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320038908 CN203014768U (en) | 2013-01-24 | 2013-01-24 | Non-contact button switch for controlling work in positive direction and negative direction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320038908 CN203014768U (en) | 2013-01-24 | 2013-01-24 | Non-contact button switch for controlling work in positive direction and negative direction |
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| Publication Number | Publication Date |
|---|---|
| CN203014768U true CN203014768U (en) | 2013-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320038908 Withdrawn - After Issue CN203014768U (en) | 2013-01-24 | 2013-01-24 | Non-contact button switch for controlling work in positive direction and negative direction |
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| CN (1) | CN203014768U (en) |
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| CN103138726A (en) * | 2013-01-24 | 2013-06-05 | 衢州昀睿工业设计有限公司 | Non-contact reversing button switch |
| US9502192B2 (en) | 2014-02-14 | 2016-11-22 | Covidien Lp | Surgical instruments with non-contact switch assemblies |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103138726A (en) * | 2013-01-24 | 2013-06-05 | 衢州昀睿工业设计有限公司 | Non-contact reversing button switch |
| US9502192B2 (en) | 2014-02-14 | 2016-11-22 | Covidien Lp | Surgical instruments with non-contact switch assemblies |
| US10236144B2 (en) | 2014-02-14 | 2019-03-19 | Covidien Lp | Surgical instruments with non-contact switch assemblies |
| US9991069B2 (en) | 2014-10-22 | 2018-06-05 | Covidien Lp | Surgical instruments and switch assemblies thereof |
| US10446342B2 (en) | 2014-10-22 | 2019-10-15 | Covidien Lp | Surgical instruments and switch assemblies thereof |
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| US11272948B2 (en) | 2018-07-10 | 2022-03-15 | Covidien Lp | Hand-held surgical instruments |
| US11871924B2 (en) | 2018-09-21 | 2024-01-16 | Covidien Lp | Hand-held surgical instruments |
| CN110677147A (en) * | 2019-08-20 | 2020-01-10 | 贵州振华华联电子有限公司 | High-reliability photoelectric switch with microswitch characteristic |
| CN110677147B (en) * | 2019-08-20 | 2023-12-05 | 贵州振华华联电子有限公司 | High-reliability photoelectric switch with micro-switch characteristic |
| US11395655B2 (en) | 2019-12-06 | 2022-07-26 | Covidien Lp | Hand-held surgical instruments |
| US11540827B2 (en) | 2019-12-13 | 2023-01-03 | Covidien Lp | Hand-held electromechanical surgical instruments |
| US11737747B2 (en) | 2019-12-17 | 2023-08-29 | Covidien Lp | Hand-held surgical instruments |
| US11504117B2 (en) | 2020-04-02 | 2022-11-22 | Covidien Lp | Hand-held surgical instruments |
| US11801050B2 (en) | 2020-10-06 | 2023-10-31 | Covidien Lp | Hand-held surgical instruments |
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